diff --git a/javascript/descriptions.js b/javascript/descriptions.js
index 1d25353..a4d559b 100644
--- a/javascript/descriptions.js
+++ b/javascript/descriptions.js
@@ -19,6 +19,11 @@ onUiUpdate(() => {
             '#dumpunet-{}-features-steps': 'Steps which U-Net features should be extracted. See tooltip for notations',
             '#dumpunet-{}-features-dumppath': 'Raw binary files are dumped to here, one image per step per layer.',
 
+            '#dumpunet-{}-attention-checkbox': 'Extract attention layer\'s features and add their maps to output images.',
+            '#dumpunet-{}-attention-layer': 'U-Net layers <code>(IN00-IN11, M00, OUT00-OUT11)</code> which features should be extracted. See tooltip for notations.',
+            '#dumpunet-{}-attention-steps': 'Steps which features should be extracted. See tooltip for notations',
+            '#dumpunet-{}-attention-dumppath': 'Raw binary files are dumped to here, one image per step per layer.',
+
             '#dumpunet-{}-layerprompt-checkbox': 'When checked, <code>(~: ... :~)</code> notation is enabled.',
             '#dumpunet-{}-layerprompt-diff-layer': 'Layers <code>(IN00-IN11, M00, OUT00-OUT11)</code> which features should be extracted. See tooltip for notations.',
             '#dumpunet-{}-layerprompt-diff-steps': 'Steps which features should be extracted. See tooltip for notations',
@@ -28,6 +33,8 @@ onUiUpdate(() => {
         const hints = {
             '#dumpunet-{}-features-layer textarea': 'IN00: add one layer to output\nIN00,IN01: add layers to output\nIN00-IN02: add range to output\nIN00-OUT05(+2): add range to output with specified steps\n',
             '#dumpunet-{}-features-steps textarea': '5: extracted at steps=5\n5,10: extracted at steps=5 and steps=10\n5-10: extracted when step is in 5..10 (inclusive)\n5-10(+2): extracts when step is 5,7,9\n',
+            '#dumpunet-{}-attention-layer textarea': 'IN00: add one layer to output\nIN00,IN01: add layers to output\nIN00-IN02: add range to output\nIN00-OUT05(+2): add range to output with specified steps\n',
+            '#dumpunet-{}-attention-steps textarea': '5: extracted at steps=5\n5,10: extracted at steps=5 and steps=10\n5-10: extracted when step is in 5..10 (inclusive)\n5-10(+2): extracts when step is 5,7,9\n',
             '#dumpunet-{}-layerprompt-diff-layer textarea': 'IN00: add one layer to output\nIN00,IN01: add layers to output\nIN00-IN02: add range to output\nIN00-OUT05(+2): add range to output with specified steps\n',
             '#dumpunet-{}-layerprompt-diff-steps textarea': '5: extracted at steps=5\n5,10: extracted at steps=5 and steps=10\n5-10: extracted when step is in 5..10 (inclusive)\n5-10(+2): extracts when step is 5,7,9\n',
         };
diff --git a/javascript/layerinfo.js b/javascript/layerinfo.js
index 9235862..2ba8adf 100644
--- a/javascript/layerinfo.js
+++ b/javascript/layerinfo.js
@@ -81,7 +81,7 @@ onUiUpdate(() => {
 
         const updates = [];
         for (let mode of ['txt2img', 'img2img']) {
-            for (let tab of ['features', 'layerprompt']) {
+            for (let tab of ['features', 'attention', 'layerprompt']) {
                 const layer_input_ele =
                     app.querySelector(`#dumpunet-${mode}-${tab}-layer textarea`)
                     || app.querySelector(`#dumpunet-${mode}-${tab}-diff-layer textarea`);
diff --git a/scripts/dumpunet.py b/scripts/dumpunet.py
index 02f1e8e..832de35 100644
--- a/scripts/dumpunet.py
+++ b/scripts/dumpunet.py
@@ -13,6 +13,7 @@ from scripts.lib.features.extractor import FeatureExtractor
 from scripts.lib.features.utils import feature_diff, feature_to_grid_images
 from scripts.lib.tutils import save_tensor
 from scripts.lib.layer_prompt.prompt import LayerPrompt
+from scripts.lib.attention.extractor import AttentionExtractor
 from scripts.lib.report import message as E
 from scripts.lib import putils
 
@@ -46,6 +47,13 @@ class Script(scripts.Script):
             result.unet.dump.enabled,
             result.unet.dump.path,
             
+            result.attn.enabled,
+            result.attn.settings.layers,
+            result.attn.settings.steps,
+            result.attn.settings.color,
+            result.attn.dump.enabled,
+            result.attn.dump.path,
+            
             result.lp.enabled,
             result.lp.diff_enabled,
             result.lp.diff_settings.layers,
@@ -95,6 +103,13 @@ class Script(scripts.Script):
             path_on: bool,
             path: str,
             
+            attn_enabled: bool,
+            attn_layers: str,
+            attn_steps: str,
+            attn_color: bool,
+            attn_path_on: bool,
+            attn_path: str,
+            
             layerprompt_enabled: bool,
             layerprompt_diff_enabled: bool,
             lp_diff_layers: str,
@@ -106,7 +121,7 @@ class Script(scripts.Script):
             debug: bool,
     ):
                   
-        if not unet_features_enabled and not layerprompt_enabled:
+        if not unet_features_enabled and not attn_enabled and not layerprompt_enabled:
             return process_images(p)
         
         self.debug = debug
@@ -134,6 +149,15 @@ class Script(scripts.Script):
             layerprompt_enabled,
         )
         
+        at = AttentionExtractor(
+            self,
+            attn_enabled,
+            p.steps,
+            attn_layers,
+            attn_steps,
+            attn_path if attn_path_on else None
+        )
+        
         if layerprompt_diff_enabled:
             fix_seed(p)
             
@@ -142,15 +166,17 @@ class Script(scripts.Script):
             
             # layer prompt disabled
             lp0 = LayerPrompt(self, layerprompt_enabled, remove_layer_prompts=True)
-            proc1 = exec(p1, lp0, [ex, exlp])
+            proc1 = exec(p1, lp0, [ex, exlp, at])
             features1 = ex.extracted_features
             diff1 = exlp.extracted_features
             proc1 = ex.add_images(p1, proc1, features1, color)
+            proc1 = at.add_images(p1, proc1, at.extracted_features, attn_color)
             # layer prompt enabled
-            proc2 = exec(p2, lp, [ex, exlp])
+            proc2 = exec(p2, lp, [ex, exlp, at])
             features2 = ex.extracted_features
             diff2 = exlp.extracted_features
             proc2 = ex.add_images(p2, proc2, features2, color)
+            proc2 = at.add_images(p2, proc2, at.extracted_features, attn_color)
             
             assert len(proc1.images) == len(proc2.images)
             
@@ -175,10 +201,9 @@ class Script(scripts.Script):
                     save_tensor(tensor, diff_path, basename)
             
         else:
-            proc = exec(p, lp, [ex])
-            features = ex.extracted_features
-            if unet_features_enabled:
-                proc = ex.add_images(p, proc, features, color)
+            proc = exec(p, lp, [ex, at])
+            proc = ex.add_images(p, proc, ex.extracted_features, color)
+            proc = at.add_images(p, proc, at.extracted_features, attn_color)
             
         return proc
     
diff --git a/scripts/lib/attention/extractor.py b/scripts/lib/attention/extractor.py
new file mode 100644
index 0000000..1f47be4
--- /dev/null
+++ b/scripts/lib/attention/extractor.py
@@ -0,0 +1,180 @@
+import math
+from typing import TYPE_CHECKING
+
+from torch import nn, Tensor, einsum
+from einops import rearrange
+
+from ldm.modules.attention import SpatialTransformer, BasicTransformerBlock, CrossAttention, MemoryEfficientCrossAttention # type: ignore
+from modules.processing import StableDiffusionProcessing
+from modules.hypernetworks import hypernetwork
+from modules import shared
+
+from scripts.lib.feature_extractor import FeatureExtractorBase
+from scripts.lib.features.featureinfo import MultiImageFeatures
+from scripts.lib.features.extractor import get_unet_layer
+from scripts.lib.attention.featureinfo import AttnFeatureInfo
+from scripts.lib import layerinfo, tutils
+from scripts.lib.utils import *
+
+if TYPE_CHECKING:
+    from scripts.dumpunet import Script
+
+class AttentionExtractor(FeatureExtractorBase):
+
+    # image_index -> step -> Features
+    extracted_features: MultiImageFeatures[AttnFeatureInfo]
+    
+    def __init__(
+        self,
+        runner: "Script",
+        enabled: bool,
+        total_steps: int,
+        layer_input: str,
+        step_input: str,
+        path: str|None,
+    ):
+        super().__init__(runner, enabled, total_steps, layer_input, step_input, path)
+        self.extracted_features = MultiImageFeatures()
+    
+    def hook_unet(self, p: StableDiffusionProcessing, unet: nn.Module):
+        
+        def create_hook(layername: str, block: BasicTransformerBlock,  n: int, depth: int, c: int):
+            
+            def forward(module, fn, x, context=None, *args, **kwargs):
+                result = fn(x, context=context, *args, **kwargs)
+                
+                if self.steps_on_batch in self.steps:
+                    if c == 2:
+                        # process for only cross-attention
+                        self.log(f"{self.steps_on_batch:>03} {layername}-{n}-{depth}-attn{c} ({'cross' if (block.disable_self_attn or 1 < c) else 'self'})")
+                        self.log(f"    | {shape(x),shape(context)} -> {shape(result)}")
+                        
+                        qks, vqks = self.process_attention(module, x, context)
+                        # qk := (batch, head, token, height*width)
+                        # vqk := (batch, height*width, ch)
+                        
+                        images_per_batch = qks.shape[0] // 2
+                        assert qks.shape[0] == vqks.shape[0]
+                        assert qks.shape[0] % 2 == 0
+                        
+                        for image_index, (vk, vqk) in enumerate(
+                            zip(qks[:images_per_batch], vqks[:images_per_batch]),
+                            (self.batch_num-1) * images_per_batch
+                        ):
+                            features = self.extracted_features[image_index][self.steps_on_batch]
+                            features.add(
+                                layername,
+                                AttnFeatureInfo(vk, vqk)
+                            )
+                
+                return result
+            
+            return forward
+        
+        for layer in self.layers:
+            self.log(f"Attention: hooking {layer}...")
+            for n, d, block, attn1, attn2 in get_unet_attn_layers(unet, layer):
+                self.hook_forward(attn1, create_hook(layer, block, n, d, 1))
+                self.hook_forward(attn2, create_hook(layer, block, n, d, 2))
+        
+        return super().hook_unet(p, unet)
+    
+    def process_attention(self, module, x, context):
+        # q_in : unet features ([2, 4096, 320])
+        # k_in, v_in : embedding vector kv (cross-attention) ([2, 77, 320]) or unet features kv (self-attention) ([2, 4096, 320])
+        # q,k,v : head-separated q_in, k_in and v_in
+        
+        ctx_k, ctx_v = hypernetwork.apply_hypernetwork(
+            shared.loaded_hypernetwork,
+            context if context is not None else x
+        )
+        
+        q_in = module.to_q(x)
+        k_in = module.to_k(ctx_k)
+        v_in = module.to_v(ctx_v)
+        
+        q: Tensor
+        k: Tensor
+        v: Tensor
+        
+        q, k, v = map( # type: ignore
+            lambda t: rearrange(t, 'b n (h d) -> (b h) n d', h=module.heads),
+            (q_in, k_in, v_in)
+        )
+        
+        sim = einsum('b i d, b j d -> b i j', q, k) * module.scale
+        sim = sim.softmax(dim=-1)
+        # sim.shape == '(b h) i j'
+        
+        o_in = einsum('b i j, b j d -> b i d', sim, v)
+        o = rearrange(o_in, '(b h) n d -> b n (h d)', h=module.heads)
+        
+        qk: Tensor = rearrange(sim, '(b h) d t -> b h t d', h=module.heads).detach().clone()
+        vqk: Tensor = o.detach().clone()
+        
+        self.log(f"    | q: {shape(q_in)} # {shape(q)}")
+        self.log(f"    | k: {shape(k_in)} # {shape(k)}")
+        self.log(f"    | v: {shape(v_in)} # {shape(v)}")
+        #self.log(f"    | qk: {shape(qk)} # {shape(sim)}")
+        #self.log(f"    | vqk: {shape(vqk)}")
+        
+        del q_in, k_in, v_in, q, k, v, sim, o_in, o
+        
+        return qk, vqk
+    
+    def feature_to_grid_images(self, feature: AttnFeatureInfo, layer: str, img_idx: int, step: int, width: int, height: int, color: bool):
+        #return feature_to_grid_images(feature, layer, width, height, color)
+        w, h, ch = get_shape(layer, width, height)
+        # qk
+        qk = feature.qk
+        heads_qk, ch_qk, n_qk = qk.shape
+        assert ch_qk == 77
+        assert w * h == n_qk, f"w={w}, h={h}, n_qk={n_qk}"
+        qk1 = rearrange(qk, 'a t (h w) -> (a t) h w', h=h).contiguous()
+        # vqk
+        vqk = feature.vqk
+        n_vqk, ch_vqk = vqk.shape
+        assert w * h == n_vqk, f"w={w}, h={h}, n_qk={n_vqk}"
+        assert ch == ch_vqk, f"ch={ch}, ch_vqk={ch_vqk}"
+        vqk1 = rearrange(vqk, '(h w) c -> c h w', h=h).contiguous()
+        
+        #print(img_idx, step, layer, qk1.shape, vqk1.shape)
+        return tutils.tensor_to_image(qk1, ch_qk, heads_qk, color)
+    
+    def save_features(self, feature: AttnFeatureInfo, layer: str, img_idx: int, step: int, width: int, height: int, path: str, basename: str):
+        w, h, ch = get_shape(layer, width, height)
+        qk = rearrange(feature.qk, 'a t (h w) -> (a t) h w', h=h).contiguous()
+        tutils.save_tensor(qk, path, basename)
+    
+def get_shape(layer: str, width: int, height: int):
+    assert layer in layerinfo.Settings
+    (ich, ih, iw), (och, oh, ow) = layerinfo.Settings[layer]
+    nw, nh = [max(1, math.ceil(x / 64)) for x in [width, height]]
+    return iw*nw, ih*nh, och
+
+def get_unet_attn_layers(unet, layername: str):
+    unet_block = get_unet_layer(unet, layername)
+    
+    def each_transformer(unet_block):
+        for block in unet_block.children():
+            if isinstance(block, SpatialTransformer):
+                yield block
+    
+    def each_basic_block(trans):
+        for block in trans.children():
+            if isinstance(block, BasicTransformerBlock):
+                yield block
+    
+    for n, trans in enumerate(each_transformer(unet_block)):
+        for depth, basic_block in enumerate(each_basic_block(trans.transformer_blocks)):
+            attn1: CrossAttention|MemoryEfficientCrossAttention
+            attn2: CrossAttention|MemoryEfficientCrossAttention
+            
+            attn1, attn2 = basic_block.attn1, basic_block.attn2
+            assert isinstance(attn1, CrossAttention) or isinstance(attn1, MemoryEfficientCrossAttention)
+            assert isinstance(attn2, CrossAttention) or isinstance(attn2, MemoryEfficientCrossAttention)
+            
+            yield n, depth, basic_block, attn1, attn2
+
+def shape(t: Tensor|None) -> tuple|None:
+    return tuple(t.shape) if t is not None else None
diff --git a/scripts/lib/attention/featureinfo.py b/scripts/lib/attention/featureinfo.py
new file mode 100644
index 0000000..1c467a2
--- /dev/null
+++ b/scripts/lib/attention/featureinfo.py
@@ -0,0 +1,8 @@
+from dataclasses import dataclass
+
+from torch import Tensor
+
+@dataclass
+class AttnFeatureInfo:
+    qk: Tensor
+    vqk: Tensor
diff --git a/scripts/lib/build_ui.py b/scripts/lib/build_ui.py
index 8d52227..93d5865 100644
--- a/scripts/lib/build_ui.py
+++ b/scripts/lib/build_ui.py
@@ -78,6 +78,14 @@ class UNet:
     dump: DumpSetting
     info: Info
 
+@dataclass
+class Attn:
+    tab: Tab
+    enabled: Checkbox
+    settings: OutputSetting
+    dump: DumpSetting
+    info: Info
+
 @dataclass
 class LayerPrompt:
     tab: Tab
@@ -95,6 +103,7 @@ class Debug:
 @dataclass
 class UI:
     unet: UNet
+    attn: Attn
     lp: LayerPrompt
     debug: Debug
     
@@ -109,6 +118,7 @@ class UI:
         with Group(elem_id=id("ui")):
             result = UI(
                 build_unet(id),
+                build_attn(id),
                 build_layerprompt(id),
                 build_debug(runner, id),
             )
@@ -140,6 +150,31 @@ def build_unet(id_: Callable[[str],str]):
         info
     )
 
+def build_attn(id_: Callable[[str],str]):
+    id = lambda s: id_(f"attention-{s}")
+    
+    with Tab("Attention", elem_id=id("tab")) as tab:
+        enabled = Checkbox(
+            label="Extract attention layers' features",
+            value=False,
+            elem_id=id("checkbox")
+        )
+        
+        settings = OutputSetting.build(id)
+        
+        with Accordion(label="Dump Setting", open=False):
+            dump = DumpSetting.build("Dump feature tensors to files", id)
+        
+        info = build_info(id)
+    
+    return Attn(
+        tab,
+        enabled,
+        settings,
+        dump,
+        info
+    )
+
 def build_layerprompt(id_: Callable[[str],str]):
     id = lambda s: id_(f"layerprompt-{s}")
     
diff --git a/scripts/lib/extractor.py b/scripts/lib/extractor.py
index 51dd886..936ec8a 100644
--- a/scripts/lib/extractor.py
+++ b/scripts/lib/extractor.py
@@ -12,12 +12,34 @@ from scripts.lib.report import message as E
 if TYPE_CHECKING:
     from scripts.dumpunet import Script
 
+class ForwardHook:
+    
+    def __init__(self, module: nn.Module, fn: Callable[[nn.Module, Callable[..., Any]], Any]):
+        self.o = module.forward
+        self.fn = fn
+        self.module = module
+        self.module.forward = self.forward
+    
+    def remove(self):
+        if self.module is not None and self.o is not None:
+            self.module.forward = self.o
+            self.module = None
+            self.o = None
+        self.fn = None
+    
+    def forward(self, *args, **kwargs):
+        if self.module is not None and self.o is not None:
+            if self.fn is not None:
+                return self.fn(self.module, self.o, *args, **kwargs)
+        return None
+        
+
 class ExtractorBase:
     
     def __init__(self, runner: "Script", enabled: bool):
         self._runner = runner
         self._enabled = enabled
-        self._handles: list[RemovableHandle] = []
+        self._handles: list[RemovableHandle|ForwardHook] = []
         self._batch_num = 0
         self._steps_on_batch = 0
     
@@ -152,6 +174,15 @@ class ExtractorBase:
         assert isinstance(module, nn.Module)
         self._handles.append(module.register_forward_pre_hook(fn))
 
+    def hook_forward(
+        self,
+        module: nn.Module|Any,
+        fn: Callable[..., Any]
+    ):
+        assert module is not None
+        assert isinstance(module, nn.Module)
+        self._handles.append(ForwardHook(module, fn))
+    
     def log(self, msg: str):
         if self._runner.debug:
             print(E(msg), file=sys.stderr)
diff --git a/scripts/lib/feature_extractor.py b/scripts/lib/feature_extractor.py
index 270f81d..9e56b20 100644
--- a/scripts/lib/feature_extractor.py
+++ b/scripts/lib/feature_extractor.py
@@ -133,22 +133,22 @@ class FeatureExtractorBase(Generic[TInfo], ExtractorBase):
                     if shared.state.interrupted:
                         break
                     
-                    canvases = self.feature_to_grid_images(feature, layer, p.width, p.height, color)
+                    canvases = self.feature_to_grid_images(feature, layer, idx, step, p.width, p.height, color)
                     for canvas in canvases:
                         builder.add(canvas, *args, {"Layer Name": layer, "Feature Steps": step})
                     
                     if self.path is not None:
                         basename = f"{idx:03}-{layer}-{step:03}-{{ch:04}}-{t0}"
-                        self.save_features(feature, self.path, basename)
+                        self.save_features(feature, layer, idx, step, p.width, p.height, self.path, basename)
                     
                     shared.total_tqdm.update()
         
         return builder.to_proc(p, proc)
         
-    def feature_to_grid_images(self, feature: TInfo, layer: str, width: int, height: int, color: bool):
+    def feature_to_grid_images(self, feature: TInfo, layer: str, img_idx: int, step: int, width: int, height: int, color: bool):
         raise NotImplementedError(f"{self.__class__.__name__}.feature_to_grid_images")
     
-    def save_features(self, feature: TInfo, path: str, basename: str):
+    def save_features(self, feature: TInfo, layer: str, img_idx: int, step: int, width: int, height: int, path: str, basename: str):
         raise NotImplementedError(f"{self.__class__.__name__}.save_features")
     
     def _fixup(self, proc: Processed):
diff --git a/scripts/lib/features/extractor.py b/scripts/lib/features/extractor.py
index 27912fd..e56c609 100644
--- a/scripts/lib/features/extractor.py
+++ b/scripts/lib/features/extractor.py
@@ -69,10 +69,10 @@ class FeatureExtractor(FeatureExtractorBase[FeatureInfo]):
             target = get_unet_layer(unet, layer)
             self.hook_layer(target, create_hook(layer))
     
-    def feature_to_grid_images(self, feature: FeatureInfo, layer: str, width: int, height: int, color: bool):
+    def feature_to_grid_images(self, feature: FeatureInfo, layer: str, img_idx: int, step: int, width: int, height: int, color: bool):
         return feature_to_grid_images(feature, layer, width, height, color)
     
-    def save_features(self, feature: FeatureInfo, path: str, basename: str):
+    def save_features(self, feature: FeatureInfo, layer: str, img_idx: int, step: int, width: int, height: int, path: str, basename: str):
         save_features(feature, path, basename)
         
 def get_unet_layer(unet, layername: str) -> nn.modules.Module:
diff --git a/scripts/lib/features/utils.py b/scripts/lib/features/utils.py
index cb4c0be..355efcf 100644
--- a/scripts/lib/features/utils.py
+++ b/scripts/lib/features/utils.py
@@ -1,12 +1,9 @@
-import math
 from typing import Generator
 
 from torch import Tensor
 
 from scripts.lib import tutils
-from scripts.lib import layerinfo
-from scripts.lib.features.featureinfo import FeatureInfo, Features, MultiImageFeatures
-from scripts.lib.report import message as E
+from scripts.lib.features.featureinfo import FeatureInfo, MultiImageFeatures
 
 def feature_diff(
     features1: MultiImageFeatures[FeatureInfo],
@@ -55,10 +52,8 @@ def feature_to_grid_images(
     if isinstance(feature, FeatureInfo):
         tensor = feature.output
     assert isinstance(tensor, Tensor)
-    assert len(tensor.size()) == 3
     
-    grid_x, grid_y = _get_grid_num(layer, width, height)
-    canvases = tutils.tensor_to_image(tensor, grid_x, grid_y, color)
+    canvases = tutils.tensor_to_grid_images(tensor, layer, width, height, color)
     return canvases
 
 def save_features(
@@ -67,30 +62,3 @@ def save_features(
     basename: str
 ):
     tutils.save_tensor(feature.output, save_dir, basename)
-
-def _get_grid_num(layer: str, width: int, height: int):
-    assert layer is not None and layer != "", E("<Layers> must not be empty.")
-    assert layer in layerinfo.Settings, E(f"Invalid <Layers> value: {layer}.")
-    _, (ch, mh, mw) = layerinfo.Settings[layer]
-    iw = math.ceil(width  / 64)
-    ih = math.ceil(height / 64)
-    w = mw * iw
-    h = mh * ih 
-    # w : width of a feature map
-    # h : height of a feature map
-    # ch: a number of a feature map
-    n = [w, h]
-    while ch % 2 == 0:
-        n[n[0]>n[1]] *= 2
-        ch //= 2
-    n[n[0]>n[1]] *= ch
-    if n[0] > n[1]:
-        while n[0] > n[1] * 2 and (n[0] // w) % 2 == 0:
-            n[0] //= 2
-            n[1] *= 2
-    else:
-        while n[0] * 2 < n[1] and (n[1] // h) % 2 == 0:
-            n[0] *= 2
-            n[1] //= 2
-    
-    return n[0] // w, n[1] // h
diff --git a/scripts/lib/tutils.py b/scripts/lib/tutils.py
index 998c3f4..16dfd41 100644
--- a/scripts/lib/tutils.py
+++ b/scripts/lib/tutils.py
@@ -1,4 +1,5 @@
 import os
+import math
 
 from torch import Tensor
 import numpy as np
@@ -6,6 +7,20 @@ from PIL import Image
 
 from modules import shared
 
+from scripts.lib import layerinfo
+from scripts.lib.report import message as E
+
+def tensor_to_grid_images(
+    tensor: Tensor,
+    layer: str,
+    width: int,
+    height: int,
+    color: bool
+):
+    grid_x, grid_y = get_grid_num(layer, width, height)
+    canvases = tensor_to_image(tensor, grid_x, grid_y, color)
+    return canvases
+
 def tensor_to_image(
             tensor: Tensor,
             grid_x: int,
@@ -93,3 +108,30 @@ def _tensor_to_image(array: np.ndarray, color: bool):
             
     else:
         return np.clip(np.abs(array) * 256, 0, 255).astype(np.uint8)
+
+def get_grid_num(layer: str, width: int, height: int):
+    assert layer is not None and layer != "", E("<Layers> must not be empty.")
+    assert layer in layerinfo.Settings, E(f"Invalid <Layers> value: {layer}.")
+    _, (ch, mh, mw) = layerinfo.Settings[layer]
+    iw = math.ceil(width  / 64)
+    ih = math.ceil(height / 64)
+    w = mw * iw
+    h = mh * ih 
+    # w : width of a feature map
+    # h : height of a feature map
+    # ch: a number of a feature map
+    n = [w, h]
+    while ch % 2 == 0:
+        n[n[0]>n[1]] *= 2
+        ch //= 2
+    n[n[0]>n[1]] *= ch
+    if n[0] > n[1]:
+        while n[0] > n[1] * 2 and (n[0] // w) % 2 == 0:
+            n[0] //= 2
+            n[1] *= 2
+    else:
+        while n[0] * 2 < n[1] and (n[1] // h) % 2 == 0:
+            n[0] *= 2
+            n[1] //= 2
+    
+    return n[0] // w, n[1] // h
diff --git a/style.css b/style.css
index 4ce4cb2..2c9b3ea 100644
--- a/style.css
+++ b/style.css
@@ -2,6 +2,8 @@
 #dumpunet-img2img-features-layerinfo,
 #dumpunet-txt2img-layerprompt-layerinfo,
 #dumpunet-img2img-layerprompt-layerinfo,
+#dumpunet-txt2img-attention-layerinfo,
+#dumpunet-img2img-attention-layerinfo,
 #dumpunet-txt2img-layerprompt-errors,
 #dumpunet-img2img-layerprompt-errors {
     font-family: monospace;
@@ -9,6 +11,8 @@
 
 #dumpunet-txt2img-features-checkbox,
 #dumpunet-img2img-features-checkbox,
+#dumpunet-txt2img-attention-checkbox,
+#dumpunet-img2img-attention-checkbox,
 #dumpunet-txt2img-layerprompt-checkbox,
 #dumpunet-img2img-layerprompt-checkbox {
     /* background-color: #fff8f0; */
@@ -17,6 +21,8 @@
 
 .dark #dumpunet-txt2img-features-checkbox,
 .dark #dumpunet-img2img-features-checkbox,
+.dark #dumpunet-txt2img-attention-checkbox,
+.dark #dumpunet-img2img-attention-checkbox,
 .dark #dumpunet-txt2img-layerprompt-checkbox,
 .dark #dumpunet-img2img-layerprompt-checkbox {
     /*background-color: inherit;